Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020201 | Semiconductor device and method of fabricating the same | Chi Hoon Jun, Sang Choon Ko, Seok-Hwan MOON, Woojin Chang, Sung-Bum Bae +3 more | 2018-07-10 |
| 9825622 | Cascode switch circuit | Woojin Chang, Sang Choon Ko, Young Rak PARK | 2017-11-21 |
| 9634112 | Field effect transistor and method of fabricating the same | Hyung Sup Yoon, Byoung-Gue Min, Jong-Won Lim, Hokyun Ahn, Seong-Il Kim +3 more | 2017-04-25 |
| 9490214 | Semiconductor device and method of fabricating the same | Byoung-Gue Min, Sang Choon Ko, Jong-Won Lim, Hokyun Ahn, Hyung Sup Yoon +1 more | 2016-11-08 |
| 9362744 | Serial loading constant power supply system | Yong-Il Jun, Sang Choon Ko, Dae Woo Lee, Kyu-Seok Lee, Ho-Young Kim +1 more | 2016-06-07 |
| 9337121 | Semiconductor device and method of fabricating the same | Chi Hoon Jun, Sang Choon Ko, Seok-Hwan MOON, Woojin Chang, Sung-Bum Bae +3 more | 2016-05-10 |
| 9224830 | Transistor and method of fabricating the same | Seong-Il Kim, Jong-Won Lim, Dong Min KANG, Sang-Heung Lee, Hyung Sup Yoon +4 more | 2015-12-29 |
| 9209266 | High electron mobility transistor and manufacturing method thereof | Jong-Won Lim, Ho Kyun Ahn, Young Rak PARK, Dong Min KANG, Woo Jin Chang +6 more | 2015-12-08 |
| 9178474 | Feedback amplifier | Sang-Heung Lee, Seong-Il Kim, Dong Min KANG, Jong-Won Lim, Chull Won Ju +2 more | 2015-11-03 |
| 9159583 | Methods of manufacturing nitride semiconductor devices | Sang Choon Ko, Woojin Chang, Sung-Bum Bae, Young Rak PARK, Chi Hoon Jun +6 more | 2015-10-13 |
| 9159612 | Semiconductor device and method of fabricating the same | Byoung-Gue Min, Sang Choon Ko, Jong-Won Lim, Hokyun Ahn, Hyung Sup Yoon +1 more | 2015-10-13 |
| 9136396 | Semiconductor device and method of manufacturing the same | Sang Choon Ko, Byoung-Gue Min, Young Rak PARK, Hokyun Ahn, Jeong-Jin Kim +1 more | 2015-09-15 |
| 9136347 | Nitride semiconductor device | Young Rak PARK, Sang Choon Ko, Woojin Chang, Sung-Bum Bae | 2015-09-15 |
| 8952422 | Transistor and method of fabricating the same | Hokyun Ahn, Jong-Won Lim, Jeong-Jin Kim, Hae Cheon Kim, Eun Soo Nam | 2015-02-10 |
| 8941231 | Electronic chip and method of fabricating the same | Young Rak PARK, Sang Choon Ko, Byoung-Gue Min, Jong-Won Lim, Hokyun Ahn +2 more | 2015-01-27 |
| 8937002 | Nitride electronic device and method for manufacturing the same | Sung-Bum Bae, Eun Soo Nam, Sung Bock Kim, Hae Cheon Kim, Chull Won Ju +5 more | 2015-01-20 |
| 8901608 | Transistor and method of fabricating the same | Jong-Won Lim, Hokyun Ahn, Woojin Chang, Dong Min KANG, Seong-Il Kim +5 more | 2014-12-02 |
| 8853821 | Vertical capacitors and methods of forming the same | Seong-Il Kim, Sang-Heung Lee, Jong-Won Lim, Hyung Sup Yoon, Jongmin Lee +2 more | 2014-10-07 |
| 8841154 | Method of manufacturing field effect type compound semiconductor device | Hyung Sup Yoon, Byoung-Gue Min, Jong-Won Lim, Ho Kyun Ahn, Jong Min Lee +2 more | 2014-09-23 |
| 8841969 | Automatic gain control feedback amplifier | Sang-Heung Lee, Seong-Il Kim, Dong Min KANG, Jong-Won Lim, Hyung Sup Yoon +2 more | 2014-09-23 |
| 8772833 | Power semiconductor device and fabrication method thereof | Woo Jin Chang, Jong-Won Lim, Ho Kyun Ahn, Sang Choon Ko, Sung-Bum Bae +3 more | 2014-07-08 |
| 8759204 | Method for manufacturing semiconductor substrate | Sung-Bum Bae, Sung Bock Kim, Eun Soo Nam | 2014-06-24 |
| 8722474 | Semiconductor device including stepped gate electrode and fabrication method thereof | Hyung Sup Yoon, Byoung-Gue Min, Jong Min Lee, Seong-Il Kim, Dong Min KANG +3 more | 2014-05-13 |
| 8723222 | Nitride electronic device and method for manufacturing the same | Sung-Bum Bae, Eun Soo Nam, Sung Bock Kim, Hae Cheon Kim, Chull Won Ju +5 more | 2014-05-13 |
| 8697507 | Transistor of semiconductor device and method of fabricating the same | Hong Ji, Ho Kyun Ahn, Hae Cheon Kim | 2014-04-15 |